efi_selftest: use efi_st_error for all error messages

All error messages in the selftests should use efi_st_error.
efi_st_error will print the file name and line number of the error.

Splitting message texts due to lines being over 80
characters is avoided. This resolves the issue reported
by Simon Glass in
https://lists.denx.de/pipermail/u-boot/2017-September/307387.html

Reported-by: Simon Glass <sjg@chromium.org>
Fixes: 623b3a579765 efi_selftest: provide an EFI selftest application
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Alexander Graf <agraf@suse.de>

lib/efi_selftest/efi_selftest.c

@@ -35,8 +35,8 @@ void efi_st_exit_boot_services(void)
 	ret = boottime->get_memory_map(&map_size, NULL, &map_key, &desc_size,
 				       &desc_version);
 	if (ret != EFI_BUFFER_TOO_SMALL) {
-		efi_st_printf("ERROR: GetMemoryMap did not return "
-			      "EFI_BUFFER_TOO_SMALL\n");
+		efi_st_error(
+			"GetMemoryMap did not return EFI_BUFFER_TOO_SMALL\n");
 		return;
 	}
 	/* Allocate extra space for newly allocated memory */
@@ -44,21 +44,18 @@ void efi_st_exit_boot_services(void)
 	ret = boottime->allocate_pool(EFI_BOOT_SERVICES_DATA, map_size,
 				      (void **)&memory_map);
 	if (ret != EFI_SUCCESS) {
-		efi_st_printf("ERROR: AllocatePool did not return "
-			      "EFI_SUCCESS\n");
+		efi_st_error("AllocatePool did not return EFI_SUCCESS\n");
 		return;
 	}
 	ret = boottime->get_memory_map(&map_size, memory_map, &map_key,
 				       &desc_size, &desc_version);
 	if (ret != EFI_SUCCESS) {
-		efi_st_printf("ERROR: GetMemoryMap did not return "
-			      "EFI_SUCCESS\n");
+		efi_st_error("GetMemoryMap did not return EFI_SUCCESS\n");
 		return;
 	}
 	ret = boottime->exit_boot_services(handle, map_key);
 	if (ret != EFI_SUCCESS) {
-		efi_st_printf("ERROR: ExitBootServices did not return "
-			      "EFI_SUCCESS\n");
+		efi_st_error("ExitBootServices did not return EFI_SUCCESS\n");
 		return;
 	}
 	efi_st_printf("\nBoot services terminated\n");
@@ -79,7 +76,7 @@ static int setup(struct efi_unit_test *test, unsigned int *failures)
 	efi_st_printf("\nSetting up '%s'\n", test->name);
 	ret = test->setup(handle, systable);
 	if (ret) {
-		efi_st_printf("ERROR: Setting up '%s' failed\n", test->name);
+		efi_st_error("Setting up '%s' failed\n", test->name);
 		++*failures;
 	} else {
 		efi_st_printf("Setting up '%s' succeeded\n", test->name);
@@ -102,7 +99,7 @@ static int execute(struct efi_unit_test *test, unsigned int *failures)
 	efi_st_printf("\nExecuting '%s'\n", test->name);
 	ret = test->execute();
 	if (ret) {
-		efi_st_printf("ERROR: Executing '%s' failed\n", test->name);
+		efi_st_error("Executing '%s' failed\n", test->name);
 		++*failures;
 	} else {
 		efi_st_printf("Executing '%s' succeeded\n", test->name);
@@ -125,7 +122,7 @@ static int teardown(struct efi_unit_test *test, unsigned int *failures)
 	efi_st_printf("\nTearing down '%s'\n", test->name);
 	ret = test->teardown();
 	if (ret) {
-		efi_st_printf("ERROR: Tearing down '%s' failed\n", test->name);
+		efi_st_error("Tearing down '%s' failed\n", test->name);
 		++*failures;
 	} else {
 		efi_st_printf("Tearing down '%s' succeeded\n", test->name);
@@ -213,7 +210,8 @@ efi_status_t EFIAPI efi_selftest(efi_handle_t image_handle,
 	efi_st_get_key();
 	runtime->reset_system(EFI_RESET_WARM, EFI_NOT_READY,
 			      sizeof(reset_message), reset_message);
-	efi_st_printf("\nERROR: reset failed.\n");
+	efi_st_printf("\n");
+	efi_st_error("Reset failed.\n");
 
 	return EFI_UNSUPPORTED;
 }